A/27 = -3.23 K/(1.2)= -0.07

54.6 = 4.2y

-7.2y = 61.2
Math rush please help

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Acontainer holds 0.7 liters of oil and vinegar. 3/4 of the mixture is vinegar. how many liters of oil are in the container? express your answer as both a fraction and a decimal.